Family tree Brouwer - Koster » Jan de Klerk

Personal data Jan de Klerk 


Household of Jan de Klerk

He is married to Maria Geertrui van der Stel.

They got married on June 12, 1930 at Klaaswaal, Zuid-Holland, Nederland.

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Ancestors (and descendant) of Jan de Klerk


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Historical events

Day of marriage June 12, 1930

  • The temperature on June 12, 1930 was between 10.8 °C and 26.1 °C and averaged 18.6 °C. There was 0.2 mm of rain during 0.3 hours. There was 1.9 hours of sunshine (11%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1930: Source: Wikipedia
    • The Netherlands had about 7.8 million citizens.
    • February 3 » Communist Party of Vietnam is founded at a "Unification Conference" held in Kowloon, British Hong Kong.
    • May 1 » "Pluto" is officially proposed for the name of the newly-discovered dwarf planet Pluto by Vesto Slipher in the Lowell Observatory Observation Circular. The name quickly catches on.
    • May 24 » Amy Johnson lands in Darwin, Northern Territory, becoming the first woman to fly solo from England to Australia (she left on May 5 for the 11,000 mile flight).
    • July 7 » Industrialist Henry J. Kaiser begins construction of Boulder Dam (now known as Hoover Dam).
    • September 6 » Democratically elected Argentine president Hipólito Yrigoyen is deposed in a military coup.
    • September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.

About the surname De Klerk

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The Family tree Brouwer - Koster publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Eric Brouwer, "Family tree Brouwer - Koster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eric-brouwer/I64935.php : accessed February 28, 2026), "Jan de Klerk".